10 years from the filing date.
What is a patentable invention in Poland?
Who can apply for a patent or a protection right for a utility model?
What are the effects of European patents in Poland?
EP validation in Poland
The devil is in the details…, or from when one should count the 5-year period, during which it is possible not to use one’s trade mark without consequences?
“R in a circle” or what the symbols next to trademarks mean